Microsoft .NET Framework 4 does not properly allocate buffers, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP) or (2) a crafted .NET Framework application, aka ".NET Framework Buffer Allocation Vulnerability."
Published May 9, 2012
9.3
HIGHCVSS 2.0
EPSS 21.90%
Description
Microsoft .NET Framework 4 does not properly allocate buffers, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP) or (2) a crafted .NET Framework application, aka ".NET Framework Buffer Allocation Vulnerability."
Affected products
No data.
- 4.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 21.90% (0.21902) | 97.58th | v5 (v2026.06.15) |
| Jun 15, 2026 | 21.90% (0.21902) | 97.33th | v5 (v2026.06.15) |
| Mar 30, 2025 | 57.60% (0.57604) | 97.97th | v4 (v2025.03.14) |
| Mar 29, 2025 | 71.28% (0.71283) | 98.28th | v4 (v2025.03.14) |
| Mar 17, 2025 | 58.01% (0.58006) | 97.96th | v4 (v2025.03.14) |
| Feb 16, 2025 | 85.68% (0.85678) | 98.82th | v3 (v2023.03.01) |
| Dec 28, 2024 | 89.45% (0.89450) | 99.01th | v3 (v2023.03.01) |
| Dec 17, 2024 | 87.65% (0.87653) | 98.90th | v3 (v2023.03.01) |
| Dec 12, 2024 | 91.93% (0.91932) | 99.07th | v3 (v2023.03.01) |
| Sep 15, 2024 | 91.52% (0.91521) | 98.97th | v3 (v2023.03.01) |
| Jul 22, 2024 | 86.79% (0.86789) | 98.65th | v3 (v2023.03.01) |
| May 28, 2024 | 83.86% (0.83862) | 98.47th | v3 (v2023.03.01) |
| Apr 4, 2024 | 80.47% (0.80472) | 98.24th | v3 (v2023.03.01) |
| Feb 5, 2024 | 79.15% (0.79151) | 98.02th | v3 (v2023.03.01) |
| Dec 7, 2023 | 80.64% (0.80636) | 98.01th | v3 (v2023.03.01) |
| Jun 2, 2023 | 84.26% (0.84256) | 97.96th | v3 (v2023.03.01) |
| Mar 29, 2023 | 76.24% (0.76237) | 97.64th | v3 (v2023.03.01) |
| Mar 7, 2023 | 71.96% (0.71964) | 97.46th | v3 (v2023.03.01) |
| Mar 6, 2023 | 48.72% (0.48722) | 98.63th | v2 (v2022.01.01) |
| Feb 4, 2022 | 48.72% (0.48722) | 98.14th | v2 (v2022.01.01) |
References (4)
- http://www.securityfocus.com/bid/53358 vdb-entryx_refsource_BID
- http://www.us-cert.gov/cas/techalerts/TA12-129A.html third-party-advisoryx_refsource_CERTUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-034 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14655 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/53358 | vdb-entryx_refsource_BID | |
| http://www.us-cert.gov/cas/techalerts/TA12-129A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-034 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14655 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.